SUBJECT I,NDEX 



411 



iodlet composite body, 82 

 rodlet double refraction s. 



rod let birefringence 

 rubber, 59, 341 



sarcolemma, 353 

 sarcomere, 354 

 sarcoplasm, 353 

 scattering, angle of, 90 

 selective permeability, 201 

 selectivity constant, 203 

 sensitizer, 21, 266 

 sericin, 331 

 shadowing, 122 

 short-range order, 107 

 shrinkage, iii, 149 

 sickle diagram, 99 

 side chain spacing, 365 

 side chains, polypeptide, 



133' 135 

 silk, loi, 531 

 silk fibroin, 331 

 smectic state, 52 

 sol-gel transition, 187 

 sol solution, 65 

 sols, 8, 75 

 solvation layer, 19 

 spacing, 26 



backbone, 336, 365 



main chain, 365 



side chain, 365 

 specificity, 134, 372 

 sperm nuclei, 220, 228 

 spermatozoa, 274 

 spherite texture, 86,95, 316, 



322 

 spherites, 86, 95 

 spindle fibres, 222 

 spinning capacity, 170 

 spiral growth, 304 

 spiral structure, 226 

 spiral texture, 95, 291, 304, 



305 

 spongioplasm, 181 



sporangiophores, 304 

 sporopoUenin, 297 

 stabilizer, 266 

 starch, 59, 310, 318 

 starch grams, 310, 315, 318 

 sterines, 138 



stimulant substances, 209 

 Stokes' law, 167 

 strain theory, 223 

 stretching experiments, 105 

 stroma, 244, 256, 264 

 stromatin, 265, 266 

 structural chemistry, 4, 24, 



33 



structural elasticity, 164 

 structural principles, 24 

 structural viscosity, 64, 66 

 structure, 81 



crystal, 26 



framework, 182, 201 



gel, 66 



micellar, 77, 81, 105 



reticular, 72 



spiral, 226 



surface, 48 

 sturine, 21 1 

 suberin, 297 

 sugar, 37 

 sulphur bridges, 155, 340, 



342 

 super-crystalline, 53 



surface elasticity, 200 



surface energy, 43 



surface films, 47, 143 



surface growth, 282, 307 



surface skin, 41 



surface structure, 48 



surface tension, 16, 40, 47, 



165 

 Svedberg loile, 125 

 Svedberg unit, 141 

 swelling, 55, 109, 148, 346 



intermicellar, 109 



intramicellar, no 



limited, 67 

 syneresis, 75 



tanning, 75, 347 

 target area, 232 

 target theory, 231 

 teeth, 350 

 tendons, 345, 346 

 tension double refraction, 



89 

 texture, 81 



fibre, 94, 290, 303, 332 



fibroid, 94, 304, 332 



fibrous = fibre 



foliate, 96, 304 



micellar, 81, 94 



lamellar, 255, 256 



ring, 94 



spherite, 86, 95, 316, 322 



spiral, 95, 291, 304, 305 



tube, 94, 282, 288, 305 



tubular = tube 

 thixotropy, 66 

 thymonucleic acid, 214, 220 

 tip growth, 282 

 tonofibrillae, 338 

 tonoplast, 198, 200, 205 



membrane, 205 



topochemical reaction, 111 

 transpiration, cuticular, 301 

 tube texture = tubular t., 



94, 282, 288, 305 

 tubular texture = tube t. 

 tunicin, 129 

 turgor extension, 288 

 turgor pressure, 288 

 turgor tension, 289 

 Tyndall scattering, 8 

 tyrosine, 133, 336 



ultracentrifuge, 10, 61, 141 

 ultrafilter, 127, 199 

 ultrafilter theor}', 197 

 ultrafiltration, 8 

 ultraviolet absorption, 219, 



226 

 ultraviolet dichroism, 229 

 unit cell = elementary c, 



26, 97, 319 

 unit of assimilation, 261 



vacuoles, 23, 191 

 vacuolization, 22 

 valency, primary = main v. 



28, 31 



residual, 147 



secondary, 31, 147 

 valency angle, 37 

 valency bonds, 29, 146, 153 

 valency forces, main, 31 

 valency lattice, primary, 28 

 valency rule, 1 5 1 

 Van der Waals cohesive 



forces, 31, 185 

 virus, 125, 240 

 virus protein, 240 

 viscose, 333 

 viscosity, 146, 166, 181 



structural, 64, 66 

 vital staining, 192, 218 

 vitamins, 208, 243, 249 

 vitrification, 196 



wall 'ension, 289 

 waxes, 137, 292, 295, 297 

 Wiener's formula, 84 

 wool, 338 



xanthophylls, 246, 249, 250 



xerogel, 1 1 1 



X-ray analysis, 25, 26 



gels, 96, 1 1 3 



muscle, 355 

 X-rays, 25, 113 

 xylan, 61, 310 



Zugfasertheorie, 223 

 zygonema, 234 



